1 Introduction.- 1.1 About Physical Optics.- 1.2 The Electromagnetic Spectrum.- 1.3 Overview of the Following Chapters.- References.- Problems.- 2 Maxwell's Equations and Plane Wave Propagation.- 2.1 Introduction.- 2.2 Some Preliminaries.- 2.3 Monochromatic Plane Waves.- 2.4 Polychromatic Plane Waves.- 2.5 Propagation in Polarizing Optical Systems.- 2.6 Striated Media.- References.- Problems.- 3 Material Polarization and Dispersion.- 3.1 Introduction.- 3.2 Complexity in the Microscopic World.- 3.3 A Derivation of the Lorentz-Lorenz Relation.- 3.4 The Spring Model of Matter.- 3.5 Wave Propagation in Dispersive Media.- 3.6 Macroscopic Models of More Exotic Effects.- References.- Problems.- 4 Wave Propagation in Anisotropic Media.- 4.1 Introduction.- 4.2 Microscopic Basis for the Existence of an Index Tensor.- 4.3 Fresnel's and the Index Ellipsoids.- 4.4 The Normal Surface and the Ray Surface.- 4.5 Some Propagation Effects in Crystals.- 4.6 Some Polarization Devices.- References.- Problems.- 5 Geometrical Optics.- 5.1 Introduction.- 5.2 The WKB Approximation as it Relates to Geometrical Optics.- 5.3 The Eikonal Equation.- 5.4 Energy Flow and Radiometry.- 5.5 Paraxial Ray Optics.- 5.6 About Optical Instruments.- 5.7 Phase Space and Liouville's Theorem.- References.- Problems.- 6 Interferenee.- 6.1 Introduction.- 6.2 The Michelson Interferometer.- 6.3 Other Interferometers.- 6.4 The Fabry-Perot Interferometer.- 6.5 Young's Interferometer and Spatial Coherence.- 6.6 Hanbury-Brown and Twiss Interferometer.- References.- Problems.- 7 Diffraetion.- 7.1 Introduction.- 7.2 Green's Theorem and Scalar Diffraction.- 7.3 Rayleigh-Sommerfeld Theory.- 7.4 Van Cittert-Zemicke Theorem.- 7.5 Diffraction Gratings and Spectrometers.- References.- Problems.